Saturday
Becoming sunny
High:
77°F
Cloudy through mid morning, then gradual clearing, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Fullerton, CA Weather - Tomorrow’s Forecast
Saturday Night
Clouds increasing
Overnight low:
57°F
Increasing clouds, with a low around 57. Southwest wind 5 to 10 mph becoming light west in the evening.